The unit of measurement that can be used to construct a pyramid of numbers is A. Individuals
This refers to the definite magnitude of a quantity and how they are adopted by convention for calculations.
Hence, we can see that based on the fact that the student is constructing a pyramid of numbers, the most likely unit of measurement he should use would be option A.
This is because a pyramid of numbers shows the graphical representation of organisms at certain tropic levels and the unit of measurement would have to be the number of organisms.
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